申请人:Hakko Tsusho CO., Ltd.
公开号:US05155264A1
公开(公告)日:1992-10-13
Desclosed is a process for preparing glycine in a high yield, which comprises reacting a carboxymethyl quaternary ammonium chloride represented by the following structural formula (I): Cl(R.sub.3 NCH.sub.2 COOH) (I) wherein R represents an alkyl group having 1 to 4 carbon atoms, with an aminomethanol derivative represented by the following structural formula (II): ##STR1## wherein R.sub.1 represents a hydrogen atom or a CH.sub.2 OH group, in a solvent.
本发明揭示了一种高产甘氨酸的制备方法,包括在溶剂中反应以下结构式(I)所代表的羧甲基季铵盐:Cl(R.sub.3 NCH.sub.2 COOH)(I),其中R代表1至4个碳原子的烷基基团,与以下结构式(II)所代表的氨甲醇衍生物反应:##STR1## 其中R.sub.1代表氢原子或CH.sub.2 OH基团。